java - A clickable grid of JLabel boxes -

i new java gui , trying place grid of 7 x 12 jlabels/boxes. need able x , y co-ordinates of each box. when run below code shows every box 0,0... appreciated.

import java.awt.color; import java.awt.dimension; import java.awt.gridlayout;  import javax.swing.*;   public class gridpanel extends jpanel{  private final int height = 7; private final int width = 12; private final int total_boxes = height * width; jlabel box[];  public gridpanel() {     setlayout(new gridlayout(7,12));        box = new jlabel[total_boxes];          (int x = 0;x<box.length;x++){              box[x]=new jlabel("");             box[x].setopaque(true);             box[x].setpreferredsize(new dimension(30,30));             box[x].setbackground(color.white);             box[x].setborder(borderfactory.createlineborder(color.black));             int = box[x].getx();             int b = box[x].gety();             string test = b + "," + a;             box[x].settext(test);           }          system.out.println(box[45].getx());          (int x = 0;x<box.length;x++)             add(box[x]);  } 

}